Service Procedure - Onkyo HT-RC180(B) Service Manual

QQ
3 7 63 1515 0

SERVICE PROCEDURE-1

1. Replacing the fuses
This symbol located near the fuse indicates that the
fuse used is show operating type, For continued protection against
fire hazard, replace with same type fuse, For fuse rating, refer to
the marking adjacent to the symbol.
Ce symbole indique que le fusible utilise est e lent.
Pour une protection permanente, n'utiliser que des fusibles de meme
type. Ce demier est indique la qu le present symbol est apposre.
<Notes>
<DC> : HT-RC180 Canadian model
PART NAME
REF NO.
F4000 FUSE
F4000 or FUSE
F4001 FUSE
F4001 or FUSE
F6901 FUSE
F6902 FUSE
F901 FUSE
F901 or FUSE
TE
L 13942296513
2. To initialize the unit
1. Press and hold down VCR/DVR button, then press ON/STANDBY button when the unit is powered on.
2. After " Cl ear " is displayed, the preset memory and each mode stored in the memory are initialized and will
return to the factory settings, and turn to Standby mode.
3. Safety check out
(U.S.A. model only)
After correcting the original service problem, perform the following safety check before releasing the unit to
the customer.
Leakage current Check
Measure the leakage current to a known earth ground (water pipe or conduct etc.) by connecting a leakage current
tester between the earth ground and exposed metal parts of the unit (input/output ground terminals, screw heads or
metal overlays etc.).
Plug the power supply cord directly into a 120Vac 60Hz wall socket and turn ON/STANDBY button on.
Any current measured must not exceed 0.5mA.
4. Memory Backup
This model uses a EE-PROM IC in order to retain radio presets and other settings. So, memory contents will be
kept eternally with no care.
www
.
http://www.xiaoyu163.com
DESCRIPTION
4A-UL/T-233
4A-T/UL-ST2
4A-UL/T-233
4A-T/UL-ST2
15A-TUL-250V
15A-TUL-250V
10A-UL/T-233
10A-T/UL-ST2
x ao u163
y
i
http://www.xiaoyu163.com
2 9
8
PART NO. REMARKS
252325GR !
!
252257GR
!
252325GR
!
252257GR
!
252303GR
!
252303GR
!
252330GR
!
252333GR
Q Q
3 6 7 1 3 1 5
co
.
HT-RC180
9 4 2 8
0 5 8 2 9 9 4 2 8
m
9 9
9 9